Home / 1,223,657,353,941.30-1,688,652,398,303.20-667,474,601,426.27

Finding the Fourth Proportional to 1,223,657,353,941.30, 1,688,652,398,303.20 and 667,474,601,426.27

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Solution

The fourth proportional to 1,223,657,353,941.30, 1,688,652,398,303.20 and 667,474,601,426.27 is: 921,117,813,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,657,353,941.30 : 1,688,652,398,303.20 = 667,474,601,426.27 : x
  2. Step 2: Convert to fraction form
    1,223,657,353,941.30/1,688,652,398,303.20 = 667,474,601,426.27/x
  3. Step 3: Cross multiply
    1,223,657,353,941.30x = 1,688,652,398,303.20 × 667,474,601,426.27
  4. Step 4: Simplify right side
    1,223,657,353,941.30x = 1,127,132,586,504,943,327,772,672
  5. Step 5: Solve for x
    x = 1,127,132,586,504,943,327,772,672/1,223,657,353,941.30
  6. Step 6: Final answer
    x = 921,117,813,638.39

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.